Home / 415,255,116.57-622,944,611.40-152,919,496.61

Finding the Fourth Proportional to 415,255,116.57, 622,944,611.40 and 152,919,496.61

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Solution

The fourth proportional to 415,255,116.57, 622,944,611.40 and 152,919,496.61 is: 229,402,053.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,255,116.57 : 622,944,611.40 = 152,919,496.61 : x
  2. Step 2: Convert to fraction form
    415,255,116.57/622,944,611.40 = 152,919,496.61/x
  3. Step 3: Cross multiply
    415,255,116.57x = 622,944,611.40 × 152,919,496.61
  4. Step 4: Simplify right side
    415,255,116.57x = 95,260,376,390,435,472
  5. Step 5: Solve for x
    x = 95,260,376,390,435,472/415,255,116.57
  6. Step 6: Final answer
    x = 229,402,053.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.